It's in 'testing' for a few days, but if you want to try it on any symbol, just add the &stream=true you see above to the URL for any quote.
If you have a realtime subscription, it will update in realtime streaming. If you have a delayed/free account, it will be delayed, but still streaming. If you are logged out, no streaming.
Register for free to join our community of investors and share your ideas. You will also get access to streaming quotes, interactive charts, trades, portfolio, live options flow and more tools.